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Finding the Fourth Proportional to 501,015.97, 751,337.65 and 216,747.69

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Solution

The fourth proportional to 501,015.97, 751,337.65 and 216,747.69 is: 325,040.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,015.97 : 751,337.65 = 216,747.69 : x
  2. Step 2: Convert to fraction form
    501,015.97/751,337.65 = 216,747.69/x
  3. Step 3: Cross multiply
    501,015.97x = 751,337.65 × 216,747.69
  4. Step 4: Simplify right side
    501,015.97x = 162,850,700,047.53
  5. Step 5: Solve for x
    x = 162,850,700,047.53/501,015.97
  6. Step 6: Final answer
    x = 325,040.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.